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Hume's Warbler in Sussex: New to Britain and Ireland

Peter Clement, Auteur ; R. E. Scott, Auteur

Dans British Birds (92(2) Feb., 1999)

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Article

Taxonomy and identification of chiffchaffs in the Western Palearctic

Peter Clement, Auteur ; Andreas J. Helbig, Auteur

Dans British Birds (91(9) Sept., 1998)

The 'chiffchaff complex' within the genus Phylloscopus covers a wide area of Europe and northern Asia, and has often been considered to include a number of good species based on physical and vocal differences. The affinities of certain populatio[...]

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